Author: claimsbot

1. A laser processing device for converging laser light at an object to be processed having a silicon part containing silicon mounted on a glass part containing glass with a resin part interposed therebetween so as to form a modified region within the object along a line to cut, the laser processing device comprising:
a laser light source emitting the laser light;
a spatial light modulator modulating the laser light emitted from the laser light source; and
a converging optical system converging the laser light modulated by the spatial light modulator at the object;
wherein, when forming the modified region in the glass part, the spatial light modulator displays an axicon lens pattern as a modulation pattern so as to form converging points at a plurality of positions juxtaposed close to each other along a laser light irradiation direction.
2. A laser processing device according to claim 1, wherein the laser processing device forms a plurality of modified spots within the object along the line and lets a plurality of the modified regions form the modified region;
wherein, when forming the modified region in the glass part, the spatial light modulator forms modified dots respectively at the plurality of positions juxtaposed close to each other along the laser light irradiation direction; and
wherein a plurality of the modified dots constitute the modified spot elongated in the laser light irradiation direction.
3. A laser processing device according to claim 1, wherein, in a display part of the spatial light modulator, the axicon lens pattern has a circular region located at a center of the laser light incident thereon and a plurality of circular ring regions demarcated about the center region concentrically with the circular region; and
wherein each of the circular region and the plurality of circular ring regions is set such as to increase brightness gradually from radially outer side to inner side.
4. A laser processing device according to claim 1, further comprising a controller controlling the laser light;
wherein the controller controls a position of a converging point of the laser light so as to form the modified region within the glass part, only in a part on the silicon part side from a center of the glass part, in the laser light irradiation direction.
5. A laser processing device according to claim 1, wherein, when forming the modified region in the resin part, the spatial light modulator displays an axicon lens pattern as a modulation pattern, so as to converge the laser light such that converging points are formed respectively at a plurality of positions juxtaposed close to each other along the laser light irradiation direction.
6. A laser processing method for converging laser light at an object to be processed having a silicon part containing silicon mounted on a glass part containing glass with a resin part interposed therebetween so as to form a modified region within the object along a line to cut, the method comprising the step of:
forming the modified region in the glass part by modulating the laser light emitted from a laser light source with a spatial light modulator and converging the laser light modulated by the spatial light modulator within the glass part;
wherein the step of forming the modified region in the glass part causes the spatial light modulator to display an axicon lens pattern as a modulation pattern so as to form converging points within the glass part at a plurality of positions juxtaposed close to each other along a laser light irradiation direction.
7. A laser processing device according to claim 2, wherein, in a display part of the spatial light modulator, the axicon lens pattern has a circular region located at a center of the laser light incident thereon and a plurality of circular ring regions demarcated about the center region concentrically with the circular region; and
wherein each of the circular region and the plurality of circular ring regions is set such as to increase brightness gradually from radially outer side to inner side.
8. A laser processing device according to claim 2, further comprising a controller controlling the laser light;
wherein the controller controls a position of a converging point of the laser light so as to form the modified region within the glass part, only in a part on the silicon part side from a center of the glass part, in the laser light irradiation direction.
9. A laser processing device according to claim 3, further comprising a controller controlling the laser light;
wherein the controller controls a position of a converging point of the laser light so as to form the modified region within the glass part, only in a part on the silicon part side from a center of the glass part, in the laser light irradiation direction.
10. A laser processing device according to claim 2, wherein, when forming the modified region in the resin part, the spatial light modulator displays an axicon lens pattern as a modulation pattern, so as to converge the laser light such that converging points are formed respectively at a plurality of positions juxtaposed close to each other along the laser light irradiation direction.
11. A laser processing device according to claim 3, wherein, when forming the modified region in the resin part, the spatial light modulator displays an axicon lens pattern as a modulation pattern, so as to converge the laser light such that converging points are formed respectively at a plurality of positions juxtaposed close to each other along the laser light irradiation direction.
12. A laser processing device according to claim 4, wherein, when forming the modified region in the resin part, the spatial light modulator displays an axicon lens pattern as a modulation pattern, so as to converge the laser light such that converging points are formed respectively at a plurality of positions juxtaposed close to each other along the laser light irradiation direction.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1. A pilot designing method in an uplink orthogonal frequency division multiple access (OFDMA) system where communications are carried out in a frame divided into time-frequency lattices, each time-frequency lattice including a plurality of data symbol periods and a plurality of pilot symbol periods intermittently arranged with respect to the data symbol periods, comprising the steps of:
dividing the frame into a plurality of blocks;
assigning the blocks to the terminals; and
sharing a predetermined allocated pilot time-frequency lattice between adjacent terminals.
2. The pilot designing method of claim 1, wherein the step of sharing the time-frequency lattice comprises inserting a pilot signal of a predetermined terminal and a pilot signal of an adjacent terminal in at least one pilot time-frequency lattice of the pilot symbol period allocated to a predetermined terminal.
3. The pilot designing method of claim 2, wherein the pilot signal of the predetermined terminal is orthogonal to the pilot signal of the adjacent terminal.
4. The pilot designing method of claim 1, wherein the step of sharing the time-frequency lattice comprises inserting only the pilot signal of an adjacent terminal in one of at least two pilot time-frequency lattices of the pilot symbol periods allocated to a predetermined terminal.
5. A data transmitting method in an uplink orthogonal frequency division multiple access (OFDMA) system where, for communication, a frame having time-frequency lattices is divided into a plurality of blocks, the blocks being allocated to the terminals, each time-frequency lattice including a plurality of data symbol periods and a plurality of pilot symbol periods intermittently arranged with respect to the data symbol periods, comprising the steps of:
arranging data signals and pilot signals of each terminal in the data symbol periods and the pilot symbol periods, respectively, of a block allocated to the terminal;
generating a transmission frame by inserting pilot signals of the terminal in predetermined pilot time-frequency lattices of an adjacent block allocated to a different terminal; and
transmitting the transmission frame.
6. A data transmitting method in an uplink orthogonal frequency division multiple access (OFDMA) communication system where a frame having time-frequency lattices is divided into a plurality of blocks, the blocks being allocated to the terminals, each time-frequency lattice including a plurality of data symbol periods and a plurality of pilot symbol periods intermittently arranged with respect to the data symbol periods, comprising the steps of:
arranging data signals and pilot signals of each terminal in the data symbol periods and the pilot symbol periods, respectively of a block allocated to the terminal;
emptying one of at least two time-frequency lattices of the pilot symbol period of the terminal, for filling a pilot signal of a different terminal in the empty time-frequency lattice;
generating a transmission frame by inserting a pilot signal of the terminal in an empty pilot time-frequency lattice among at least two pilot time-frequency lattices of an adjacent block allocated to the different terminal; and
transmitting the transmission frame.
7. A channel estimation method in an uplink orthogonal frequency division multiple access (OFDMA) communication system where a frame having time-frequency lattices is divided into a plurality of blocks, the blocks being allocated to the terminals, each time-frequency lattice including a plurality of data symbol periods and a plurality of pilot symbol periods intermittently arranged with respect to the data symbol periods, comprising the steps of:
receiving a frame with time-frequency lattices shared between adjacent blocks; and
estimating a channel of each of the terminals using a pilot signal included in a time-frequency lattice shared with an adjacent block allocated to a different terminal.
8. A channel estimation method in an uplink orthogonal frequency division multiple access (OFDMA) communication system where a frame having time-frequency lattices is divided into a plurality of blocks, the blocks being allocated to the terminals, each time-frequency lattice including a plurality of data symbol periods and a plurality of pilot symbol periods intermittently arranged with respect to the data symbol periods, comprising the steps of:
receiving a frame with time-frequency lattices which are exchanged between adjacent blocks; and
estimating a channel of each of the terminals using a pilot signal included in a time-frequency lattice exchanged from an adjacent block allocated to a different terminal.
9. A pilot designing method in an uplink orthogonal frequency division multiple access (OFDMA) system where communications are carried out in a frame divided into time-frequency lattices, each time-frequency lattice being identified by frequency-axis subcarrier indexes and time-axis symbol period indexes and including a plurality of intermittently arranged pilot subcarriers, comprising the steps of:
dividing the frame into transport blocks of a predetermined size and allocating the transport blocks to terminals; and
sharing pilot subcarriers of adjacent transport blocks allocated to different terminals in at least one symbol period.
10. The pilot designing method of claim 9, wherein the pilot subcarriers are shifted to other subcarrier indexes at predetermined symbol period intervals.
11. The pilot designing method of claim 10, wherein a transport block allocated to each terminal is shared by at least two antennas of the terminal.
12. The pilot designing method of claim 11, wherein the antennas map orthogonal pilot signals to pilot subcarriers in the transport block.
13. The pilot designing method of claim 10, wherein a pilot subcarrier is shared by the different terminals for four symbol periods.
14. The pilot designing method of claim 13, wherein a transport block allocated to each terminal is shared by at least two antennas of the terminal.
15. The pilot designing method of claim 14, wherein the pilot subcarrier is selectively allocated to the two antennas of the terminal for two successive symbol periods.
16. The pilot designing method of claim 15, wherein a pilot signal is mapped to pilot subcarriers having different indexes in the transport block for different symbol periods.
17. The pilot designing method of claim 14, wherein the pilot subcarrier is allocated to the two antennas of the terminal for the same two successive symbol periods.
18. The pilot designing method of claim 17, wherein a pilot signal is mapped to pilot subcarriers having different indexes in the transport block for different symbol periods.
19. The pilot designing method of claim 18, wherein the pilot signals mapped to the two antennas of the terminal are orthogonal to each other.
20. The pilot designing method of claim 13, wherein the pilot subcarrier is selectively allocated to at least two antennas of the terminal for a different symbol period.
21. The pilot designing method of claim 20, wherein a pilot signal is mapped to pilot subcarriers having different indexes in the transport block for different symbol periods.
22. A pilot designing method in an uplink orthogonal frequency division multiple access (OFDMA) system where communications are carried out in a frame divided into time-frequency lattices, each time-frequency lattice being identified by frequency-axis subcarrier indexes and time-axis symbol period indexes and including a plurality of intermittently arranged pilot symbol periods, comprising the steps of:
dividing the frame into transport blocks of a predetermined size and allocating the transport blocks to terminals; and
sharing pilot symbol periods of adjacent transport blocks allocated to different terminals in at least one subcarrier.
23. The pilot designing method of claim 22, wherein a transport block allocated to each terminal is shared by at least two antennas of the terminal.
24. The pilot designing method of claim 23, wherein the antennas map orthogonal pilot signals to pilot symbol periods in the transport block.

1. A method of reconfiguring an entertainment system having at least two components and having multiple configurations, the method comprising:
stepping through each of a plurality of the multiple configurations of the entertainment system under control of a user in a predetermined order, wherein each of the plurality of the multiple configurations is an inoperable configuration; and
after stepping through the plurality of the multiple configurations, receiving an indication from the user that a current configuration of the multiple configurations is an operable configuration;
wherein each of the multiple configurations is based on at least one operational state of at least one of the components; and
wherein the at least one operational state of the at least one of the components is defined by at least one of a selected input connection, a selected output connection, a selected input channel, and a selected output channel of the at least one of the components.
2. The method of claim 1, further comprising:
displaying visual information to the user by way of the entertainment system so that the user may determine if the current configuration is the operable configuration.
3. The method of claim 1, wherein the stepping operation comprises:
changing, in response to input from the user, at least one operational state of at least one of the components of the entertainment system to a different operational state based on a lookup table of operational states.
4. The method of claim 1, wherein the stepping operation comprises:
changing the operational states of one or more components based on stored information indicative of the operational states of the components when the entertainment system is in the operable configuration.
5. The method of claim 1, further comprising:
in response to receiving the indication from the user, storing information identifying the current configuration as the operable configuration.
6. The method of claim 1, wherein the stepping operation comprises:
changing the current configuration to another of the multiple configurations in response to a user command.
7. The method of claim 6, wherein the stepping operation further comprises:
waiting for a predetermined period of time after changing the current configuration to another of the multiple configurations before accepting any additional user commands to change the current configuration, or to indicate that the current configuration is the operable configuration.
8. A content management device for use in an entertainment system comprising a plurality of components and multiple configurations, wherein each of the multiple configurations is based on at least one operational state of at least one of the plurality of components, the content management device comprising:
a plurality of communication ports configured to communicate with at least one of the plurality of components;
a processor configured to manage signals sent and received via the plurality of communication ports; and
a user interface;
wherein the processor is configured to:
step through each of a plurality of the multiple configurations of the entertainment system by way of changing the at least one operational state of the at least one of the plurality of components in a predetermined order under control of user input received by way of the user interface, wherein each of the plurality of the multiple configurations is an inoperable configuration; and
after stepping through the plurality of the multiple configurations, receive by way of the user interface a user indication that a current configuration of the multiple configurations is an operable configuration;

wherein the at least one operational state comprises at least one of a selected input connection, a selected output connection, a selected input channel, and a selected output channel of the component associated with the at least one operational state.
9. The content management device of claim 8, wherein the user interface comprises a remote control interface configured to receive the user input and the user indication transmitted from a remote control device.
10. The content management device of claim 9, wherein:
the processor is configured to generate commands to the at least one of the plurality of components to change its at least one operational state; and
the remote control interface is configured to transmit the commands generated by the processor to the remote control device for forwarding to the at least one of the plurality of components.
11. The content management device of claim 8, wherein the processor is configured to store at least one algorithm for changing the at least one of the operational states of the at least one of the plurality of components.
12. The content management device of claim 8, wherein the processor is configured to store the current configuration as the operable configuration in response to receiving the user indication of the current configuration as the operable configuration.
13. The content management device of claim 12, wherein the processor is configured to retrieve and employ the stored configuration as a first configuration of the multiple configurations to be stepped through in a subsequent reconfiguration operation.
14. The content management device of claim 8, wherein the processor is configured to:
reboot the content management device before stepping through the multiple configurations of the entertainment system; and
display predetermined content to the user by way of at least one of the plurality of communication ports after rebooting the content management device.
15. The content management device of claim 8, wherein the processor is configured to:
reboot the content management device if the user indication of the current configuration as the operable configuration is not received by way of the user interface within a predetermined amount of time.
16. The content management device of claim 8, wherein the content management device comprises a television set-top box.
17. A remote control device for use with an entertainment system comprising a plurality of components wherein at least one of the plurality of components has a plurality of operational states defining multiple configurations of the entertainment system, the remote control device comprising:
a user interface;
an IR transmitter configured to communicate with at least one of the plurality of components;
an RF transmitter configured to communicate with at least another one of the plurality of components; and
a processor configured to:
step through each of a plurality of the multiple configurations of the entertainment system by way of changing at least one of the operational states of at least one of the plurality of components in a predetermined order by way of the IR transmitter under control of user input received by way of the user interface, wherein each of the plurality of the multiple configurations is an inoperable configuration; and
after stepping through the plurality of the multiple configurations, receive by way of the user interface a user selection of a current configuration of the multiple configurations as an operable configuration;

wherein at least one of the one or more operational states comprises at least one of a selected input connection, a selected output connection, a selected input channel, and a selected output channel of the one or more of the plurality of components.
18. The remote control device of claim 17, wherein the processor is configured to:
receive a reconfiguration initiation input by way of the user interface; and
disable the RF transmitter in response to receiving the reconfiguration initiation input.
19. The remote control device of claim 17, wherein the processor comprises:
data storage comprising at least one lookup table of the at least one of the operational states of the at least one of the plurality of components;
wherein the processor employs the at least one lookup table to step through the multiple configurations defined by the at least one of the operational states.
20. The remote control device of claim 19, wherein:
the data storage comprises at least two of the lookup tables of the at least one of the operational states of the at least one of the plurality of components, and a control code for each of the plurality of components;
wherein the processor employs the control codes to determine which of the at least two of the lookup tables to use to step through the multiple configurations defined by the at least one of the operational states.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

What is claimed is:

1. A compound represented by the formula (I) or its salts:
33
wherein X and Y are independent of each other and represent hydrogen, halogen, cyano, nitro, (C1-4)alkyl, (C1-4)haloalkyl, or (C1-4)haloalkoxy;
Z is oxygen or sulfur;
Q is
34
A is oxygen, sulfur, or imino;
R1 is hydrogen, (C1-4)alkyl, or(C1-4)haloalkyl, and can be independent of each other;

R2 and R3 are independent of each other and may be selected from the group consisting of hydrogen, halogen, cyano, nitro, (C1-4)alkyl, (C1-4)haloalkyl, (C2-6)alkenyl, (C2-6)haloalkenyl and amino which may be optionally substituted with (C1-4)alkyl or (C1-4)haloalkyl;
Ar is a substituted or unsubstituted carbocyclic or heterocyclic aromatic ring being at least a five or six membered ring. When Q is Q5, unsubstituted or substituted phenyl is excluded.
2. The compound or its salt according to claim 1 wherein
Ar is a substituted or unsubstituted carbocyclic or heterocyclic aromatic ring being at least a five or six membered ring, which can be fused with another substituted or unsubstituted five or six membered carbocyclic or heterocyclic aromatic ring, in which the carbocyclic or heterocyclic aromatic ring may be substituted with upto seven substituents independently selected from the group consisting of halogen, (Chd 1-6)alkyl, halo(C1-6)alkyl, (C1-6)alkoxy, halo(C1-6)alkoxy, (C1-6)alkylthio, (C1-6)alkylsulfonyl, (C1-6)alkylsulfinyl, (C1-6)dialkylaminocarbonyl, cyano, nitro, amino, hydroxy, (C1-6)alkylsulfonylamino, (C1-6)alkoxycarbonyl(C1-6)alkoxy, (C1-6)alkoxycarbonyl-halo(C6)alkyl, (C2-6)alkenyloxycarbonyl(C1-6)alkoxy(C1-6)alkyl, (C1-6)alkylcarbonylamino, bisbenzoylamino, aminoacetyl, aminotrifluoroacetyl, and amino(C1-6)allylsulfonate. When Q is Q5, unsubstituted or substituted phenyl is excluded.
3. The compound or its salt according to claim 1 wherein
X and Y are independently hydrogen or halogen;
Z is oxygen or sulfur;
R1 is (C1-4)alkyl;
R2 is (C1-4)haloalkyl;
R3 is hydrogen;
Ar is phenyl, pyridyl, pyrimidyl, pyridazinyl, triazolyl, thiazolyl or isothiazolyl, or phenyl, pyridyl, pyrimidyl, pyridazinyl, triazolyl, thiazolyl or isothiazolyl substituted with upto five substituents independently selected from the group consisting of halogen, (C1-6)alkyl, (C1-6)haloalkyl, (C1-6)alkoxy, (C1-6)haloalkoxy, (C1-6)alkylthio, (C1-6)alkylsulfonyl, (C1-6)alkylsulfinyl, di(C1-6)alkylaminocarbonyl, cyano, nitro, amino, hydroxy, (C1-6)alkylsulfonylamino, (C1-6)alkoxycarbonyl(C1-6)alkoxy, (C1-6)alkoxycarbonyl-halo(C1-6)alkyl, (C2-6)alkenyloxycarbonyl(C1-6)alkoxy(C1-6)alkyl, (C1-6)alkoxycarbonylamino, bisbenzoylamino, aminoacetyl, aminotrifluoroacetyl, and amino(C1-6)alkylsulfonate.
4. The compound or its salt according to claim 1 wherein
X is fluorine;
Y is chlorine;
R1 is methyl;
R2 is trifluoromethyl;
Ar is 2-pyridyl, 3-pyridyl, 4-pyridyl, 3-bromo-2-pyridyl, 5-bromo-2-pyridyl, 6-bromo-2-pyridyl, 3-chloro-2-pyridyl, 5-chloro-2-pyridyl, 6-chloro-2-pyridyl, 3-fluoro-2-pyridyl, 5-fluoro-2-pyridyl, 6-fluoro-2-pyridyl, 3-cyano-2-pyridyl, 5-cyano-2-pyridyl, 6-cyano-2-pyridyl, 3-nitro-2-pyridyl, 5-nitro-2-pyridyl, 6-nitro-2-pyridyl, 3-trifluoromethyl-2-pyridyl, 4-trifluoromethyl-2-pyridyl, 5-trifluoromethyl-2-pyridyl, 6-trifluoromethyl-2-pyridyl, 5-amino-2-pyridyl, 3-dimethyl-aminocarbonyl-2-pyridyl, 3-methylsulfonyl-2-pyridyl, 3-isopropylsulfonyl-2-pyridyl, 6-chloro-3-trifluoromethyl-2-pyridyl, 3,5,6-trifluoropyridyl, 2-pyrimidyl, 4-pyrimidyl, 5-bromo-2-pyrimidyl, 4-chloro-2-pyrimidyl, 4-trifluoromethyl-2-pyrimidyl, 4,6-dimethoxy-2-pyrimidyl, 2,6-dimethoxy-4-pyrimidyl, 4,6-dimethoxy-2-triazinyl, phenyl, 2-iodo-phenyl, 2-trifluoromethoxyphenyl, 2-nitrophenyl, 4-nitrophenyl, 4-aminophenyl, 4-hydroxyphenyl, 4-methylsulfonylaminophenyl, 4-(1-ethoxycarbonylethoxy)phenyl, 2-cyanophenyl, 2-cyano-3-fluorophenyl, 2-cyano-4-fluorophenyl, 2-amino-4-(1-ethoxy-carbonylethoxy)-phenyl, 2-cyano-4-nitrophenyl, 4-amino-2-cyanophenyl, 4-nitro-2-trifluoromethylphenyl, 4-amino-2-trifluoromethylphenyl, 4-acetylamino-2-trifluoro-methylphenyl, 4-(1-ethoxycarbonylethoxy)-2-nitrophenyl, 5-chloro-4-(1-ethoxycarbonyl-ethoxy)-2-nitrophenyl, 3-methyl-4-nitro-5-isothiazolyl, or 5-nitro-2-thiazolyl.
5. A process for producing a compound represented by the formula (I) in said claim 1 or its salt, wherein X, Y, Z, and Q are as defined therein which comprises reacting a compound represented by the formula (II):
35
with a compound of the formula: Ar-Hal wherein Hal is a halogen atom, in the presence of a base.
6. A process for producing a compound or its salt represented by the formula (I) in said claim 1 wherein X, Y, Z, R1, R2, R3, A, and Ar are as defined and Q is Q1 therein which comprises reacting a compound represented by formula (III):
36
with a compound of the formula (IV):
37
wherein R1 and R2 are as defined in claim 1 and R4 represents a C1-4 alkyl group, in the presence of a base.
7. A process for producing a compound or its salt represented by the formula (I) in said claim 1 wherein X, Y, Z, R1, R2, R3, A, and Ar are as defined therein which comprises reacting a compound represented by formula (V):
38
wherin R5 represents a C1-4 alkyl or phenyl group;
with a compound of the formula (IV):
39
wherein R1 and R2 are as defined in claim 1 and R4 represents a C1-4 alkyl group, in the presence of a base.
8. A process for producing a compound or its salt represented by the formula (I) in said claim 1 wherein X, Y, Z, R1, R2, R3, A, and Ar are as defined and Q is Q1 therein which comprises reacting a compound represented by formula (VI):
40
with a compound of the formula (VII):
41
wherein X, Y, Z, and Ar are as defined in claim 1 and L represents a leaving group, in the presence of a base.
9. A process for producing a compound or its salt represented by the formula (IX) in said claim 1,
42
wherein X, Y, Z, R1, R2, R3 and Ar are as defined therein,
which comprises reacting a compound represented by formula (VIII):
43
with a thionating agent in the presence of a base.
10. A process for producing a compound or its salt represented by the formula (I) in said claim 1 wherein X, Y, Z, R2, R3, A, and Ar are as defined, R1 is alkyl, haloalkyl, or amino, and Q is Q1 therein which comprises reacting a compound represented by formula (VIII) wherein R1 is hydrogen with an alkylating agent or an aminating reagent.
44
11. A process for producing a compound or its salt represented by the formula (I) in said claim 1 wherein X, Y, Z, R1, R2, R3, A, and Ar are as defined and Q is Q2 therein which comprises reacting a compound represented by formula (X):
45
with a compound of the formula (XI):
46
wherein R1 is as defined in claim 1 in the presence of a base and a carbonylation reagent.
12. A process for producing a compound or its salt represented by the formula I wherein X, Y, Z, R1, R2, R3, A, Ar and Q are as defined in claim 1, which comprises reacting a haloaryl compound of formula (XII):
47
wherein hal represents a halogen atom;
with an aryl or heteroaryl hydroxyl compound or thiohydroxy compound, or its salt.
13. A process for producing a compound or its salt represented by the formula (II)
48
wherein X, Y, Z, R1, R2, R3, A, and Q are as defined in claim 1,
which comprises reacting a compound of formula (XIII):
49
wherein R6 represents a C1-4 alkyl or a heteroaryl group;
with a hydrolytic reagent.
14. A herbicidal compositions, characterized in that it contains at least one compound according to claim 1.
15. A herbicidal composition which comprises an effective amount of a compound of claim 1 and an agricultural adjuvant.
16. A method for controlling weeds, which comprises applying to the locus to be protected a herbicidally effective amount of a compound of claim 1.
17. A method for controlling weeds in a corn field which comprises applying a herbicidally effective amount of a compound of claim 1 to the corn field.
18. A method for controlling weeds in a soybean field which comprises applying a herbicidally effective amount of a compound of claim 1 to the soybean field.
19. A method for controlling weeds, which comprises applying to the locus to be protected a herbicidally effective amount of a compound of claim 1 in combination with another herbicide.
20. A method for controlling weeds of claim 16 wherein the compound of claim 1 is applied to soil as a preemergent herbicide.
21. A method for controlling weeds of claim 16 wherein the compound of claim 1 is applied to plant foliage.
22. A method for controlling weeds of claim 16 wherein the another herbicide is an acetanilide, sulfonylurea, or any referenced in the text.
23. A method to desiccate a plant which comprises applying to the plant a compound of claim 1.
24. A method to desiccate a plant of claim 23 wherein the plant to which the compound is applied is a potato plant or a cotton plant.