All The Claims

1. A backlight assembly comprising:
a light source; and
a fixing member receiving the light source,
wherein a deflection preventing portion having a predetermined width is formed on a surface of the fixing member in a direction crossing a diagonal of the surface of the fixing member, the deflection preventing portion including:
a plurality of first deflection preventing portions formed on the surface of the fixing member in a direction crossing a first diagonal of the surface of the fixing member; and
a plurality of second deflection preventing portions formed on the surface of the fixing member in a direction crossing a second diagonal of the surface of the fixing member, wherein a connecting portion formed on the surface of the fixing member and having a length less than a width of the fixing member connects a first deflection preventing portion and a second deflection preventing portion to each other at each end of the connecting portion.
2. The backlight assembly of claim 1, wherein the plurality of first deflection preventing portions and the plurality of second deflection preventing portions are formed to be alternately connected in an upper half area and a lower half area on a bottom surface of the fixing member.
3. The backlight assembly of claim 2, wherein the deflection preventing portions formed in the upper half area are symmetrical to the deflection preventing portions formed in the lower half area.
4. The backlight assembly of claim 2, wherein a plurality of connecting portions for connecting the first deflection preventing portions and the second deflection preventing portions to each other are formed on the bottom surface of the fixing member.
5. The backlight assembly of claim 4, wherein the connecting portions are formed by pressing the fixing member.
6. The backlight assembly of claim 4, wherein the plurality of the connecting portions are formed parallel to each other.
7. The backlight assembly of claim 4, further comprising a reflecting sheet located adjacent to the bottom surface of the fixing member,
wherein the connecting portions are protruded toward the reflecting sheet.
8. The backlight assembly of claim 1, wherein the plurality of first deflection preventing portions are formed parallel to each other.
9. The backlight assembly of claim 1, wherein the plurality of second deflection preventing portions are formed parallel to each other.
10. The backlight assembly of claim 1, wherein at least some of the plurality of first deflection preventing portions are formed to extend to at least one corner of two corners in a direction of the second diagonal.
11. The backlight assembly of claim 10, wherein a plurality of second deflection preventing portions crossing the second diagonal, are connected to the plurality of first deflection preventing portions extending to the at least one corner.
12. The backlight assembly of claim 1, wherein at least some of the plurality of second deflection preventing portions are formed to extend to at least one corner of two corners in a direction of the first diagonal.
13. The backlight assembly of claim 12, wherein a plurality of first deflection preventing portions crossing the first diagonal are connected to the plurality of second deflection preventing portions extending to the at least one corner.
14. The backlight assembly of claim 2, wherein the number or first deflection preventing portions is 4, 6, or 8.
15. The backlight assembly of claim 2, wherein the number of second deflection preventing portions is 4, 6, or 8.
16. The backlight assembly of claim 1, wherein the deflection preventing portion forms an angle \u03b1 with respect to the diagonal of the surface of the fixing member, and the angle \u03b1 satisfies the following expression,
arctan(WL) <\u03b1<90\xb0
where W denotes the width of the bottom surface of the fixing member and L denotes the length of the bottom surface of the fixing member.
17. The backlight assembly of claim 1, further comprising a reflecting sheet which is received adjacent to the bottom surface of the fixing member,
wherein the deflection preventing portion is protruded toward the reflecting sheet.
18. The backlight assembly of claim 1, wherein the light source includes a plurality of lamps positioned adjacent each other, the plurality of lamps being received in a line by the fixing member.
19. The backlight assembly of claim 1, wherein the deflection preventing portion is formed by pressing the fixing member.
20. A display device comprising:
a panel unit displaying an image;
a light source supplying light to the panel unit; and
a fixing member receiving the light source,
wherein a hexagonal-shaped deflection preventing portion is formed on a surface of the fixing member in a direction crossing a diagonal of the surface of the fixing member.
21. The display device of claim 20, wherein the deflection preventing portion includes:
a first deflection preventing portion formed on the surface of the fixing member in a direction crossing a first diagonal of the surface of the fixing member, arid
a second deflection preventing portion formed on the surface of the fixing member in a direction crossing a second diagonal of the surface of the fixing member.
22. The display device of claim 21, wherein a plurality of first deflection preventing portions and a plurality of second deflection preventing portions are formed to be alternately connected in an upper half area and a lower half area on a bottom surface of the fixing member.
23. The display device of claim 22, wherein connecting portions for connecting the first deflection preventing portions and the second deflection preventing portions to each other are formed on the bottom surface of the fixing member.
24. The display device of claim 23, further comprising a reflecting sheet located adjacent to the bottom surface of the fixing member,
wherein the connecting portions are protruded toward the reflecting sheet.
25. The display device of claim 21, wherein a plurality of first deflection preventing portions are formed to extend to at least one corner of two carriers in a direction of the second diagonal.
26. The display device of claim 25, wherein a plurality of second deflection preventing portions crossing the second diagonal, are connected to the plurality of first deflection preventing portions.
27. The display device of claim 21, wherein a plurality of second deflection preventing portions are formed to extend to at least one corner of two corners in a direction of the first diagonal.
28. The display device of claim 27, wherein a plurality of first deflection preventing portions crossing the first diagonal, are connected to the plurality of second deflection preventing portions.
29. The display device of claim 20, wherein the deflection preventing portion forms an angle a with respect to the diagonal of the surface of the fixing member, and the angle \u03b1 satisfies the following expression,
arctan(WL) <\u03b1<9\xb0

where W denotes the width of the surface of the fixing member and L denotes the length of the surface of the fixing member.
30. The display device of claim 20, further comprising a reflecting sheet located adjacent to the surface of the fixing member,
wherein the deflection preventing portion is protruded toward the reflecting sheet.
31. The display device of claim 20, wherein the light source includes a plurality of lamps positioned adjacent each other, the plurality of lamps being received by the fixing member.
32. The display device of claim 20, wherein the panel unit is a liquid crystal display panel.
33. The display device of claim 21, wherein at least the first and second deflection preventing portions form respective sides of the hexagonal-shaped deflection preventing portion.
34. The display device of claim 33, wherein the hexagonal-shaped deflection preventing portion comprises at least two first deflection preventing portions and at least two second deflection preventing portions forming respective sides of the hexagonal-shaped deflection preventing portion.
35. A backlight assembly comprising:
a light source; and
a fixing member receiving the light source, wherein:
a first deflection preventing portion is formed on the surface of the fixing member in a direction crossing a first diagonal of the surface of the fixing member,
a second deflection preventing portion formed on the surface of the fixing member in a direction crossing a second diagonal of the surface of the fixing member, and
a connecting portion formed on the surface of the fixing member, the connecting portion connecting a joint between the first deflection preventing portion and the second deflecting prevention portion, wherein the first and second deflection preventing portions each form an obtuse angle with the connecting portion.

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 rapid fixation means, for mounting onto a base of a lateral structure of a passenger conveyor, the rapid fixation means comprising a connector and a buckle in coordination with one another, the connector having supports capable of elastic deformation, the buckle having a feature of forming a coordination with the supports of the connector, the coordination enabling the connector and the buckle to be rapidly joined and detached;
wherein the base of the passenger conveyor has a single channel, and the parts of the passenger conveyor are fixed into the single channel using the rapid fixation means.
2. The rapid fixation means according to claim 1, characterized in that, a cavity is formed between the connector and the buckle.
3. The rapid fixation means according to claim 1, characterized in that, the supports of the connector form at tail ends hooks that protrude outwards, the buckle forms at lateral end portions hooks that protrude inwards and coordinate with the hooks of the supports at the tail ends, and the hooks protruding outwards at the tail ends of the supports and the hooks protruding inwards at the lateral end portions of the buckle overlap in width.
4. The rapid fixation means according to claim 1, characterized in that, the connector is capable of being rapidly mounted and dismantled, while the bucket is fixed into a channel of the base on the lateral structure of the passenger conveyor.
5. The rapid fixation means according to claim 1, characterized in that, the buckle is capable of being rapidly dismantled and mounted, while the connector is fixed into the channel of the base on the lateral structure of the passenger conveyor.
6. The rapid fixation means according to claim 1, characterized in that, a brush of the passenger conveyor is fixed into the channel of the base using the rapid fixation means.
7. The rapid fixation means according to claim 2, characterized in that, an illumination assembly is fixed into the channel of the base using the rapid fixation means, and a cable of the illumination assembly is disposed in the cavity between the connector and the buckle.
8. The rapid fixation means according to claim 1, characterized in that, the base of the passenger conveyor has two channels, and parts of the passenger conveyor are fixed into one of these two channels using the rapid fixation means.
9. (canceled)

1. Cellulose ethers with a specific substitution pattern, characterised in that they are substituted predominantly in the C3 position of the anhydroglucose unit of the cellulose.
2. Cellulose ethers according to claim 1, characterised in that the partial DS in the C3 position based on the total DS is 60%.
3. Cellulose ethers according to claim 1 or 2, characterised in that the partial DS in the C6 position based on the total DS is 15%.
4. Process for the preparation of cellulose ether according to claim 1 to 3 by reaction of cellulose dissolved in N-methylmorpholine-N-oxide monohydrate (NMMNO) and optionally other inert organic solvents with alkylation reagents, characterised in that the reaction takes place in the presence of an insoluble solid phase catalyst, stabilisers and optionally additional soluble co-catalysts.
5. Process according to claim 4, characterised in that the solid phase catalyst used is a basic compound which is insoluble in the reaction system. Process according to claims 4 and 5, characterised in that the solid phase catalyst has quaternary ammonium groups.
7. Process according to claims 4 to 6, characterised in that the solid phase catalyst used is an anion exchanger which is insoluble in the reaction system.
8. Process according to claims 4 to 7, characterised in that the solid phase catalyst is an insoluble polystyrene-based anion exchanger containing quaternary ammonium groups.
9. Process according to claims 4 to 8, characterised in that the etherification reaction is carried out in the presence of a co-catalyst which is soluble in the reaction system.
10. Process according to claims 4 to 9, characterised in that the co-catalyst is a quaternary ammonium base which is soluble in the system, preferably trimethylbenzylammonium hydroxide.
11. Process according to claims 4 to 10, characterised in that the co-catalyst is a soluble phase transfer catalyst, preferably a quaternary ammonium salt which is soluble in the system, particularly trimethylbenzylammonium chloride or tetrabutylammonium chloride.
12. Process according to claims 4 to 11, characterised in that etherification agents used are epoxy compounds, preferably ethylene oxide, propylene oxide, epoxypropanol.
13. Process according to claims 4 to 12, characterised in that etherification agents used are vinyl compounds, preferably acrylonitrile, methyl vinyl ketone, vinylsulfonic acid, the salts or esters thereof.
14. Process according to claims 4 to 13, characterised in that etherification agents used are halogenalkyl derivatives, preferably monochloroacetic acid, Na-monochloroacetate, methylchloride, ethylchloride, benzylchloride.
15. Process according to claims 12 to 14, characterised in that etherification is carried out with several etherification agents simultaneously or successively.
16. Process according to claims 4 to 15, characterised in that organic diluents used are dipolar aprotic solvents, preferably dimethylsulfoxide or N-methylpyrrolidone.
17. Process according to claims 4 to 15, characterised in that organic diluents used are protic media in concentrations without a coagulating effect, preferably n- or iso-propanol, n-, iso- or tert.-butanol.
18. Process according to claims 4 to 17, characterised in that the reagents are metered by way of the vapour phase, in the liquid form or dissolved in one or more of the components contained in the system.
19. Process according to claims 4 to 18, characterised in that the solid phase catalyst is used in a suspension compatible with the system, preferably in suspension in NMMNO, organic diluent or mixtures thereof.
20. Process according to claims 4 to 19, characterised in that the solid phase catalyst is brought into contact with the reaction system before, andor during andor after the reagent metering.
21. Process according to claims 4 to 20, characterised in that the reaction is carried out in a continuous process, preferably in a tubular reactor, a cascade of agitated reactors or a loop reactor.
22. Process according to claims 4 to 21, characterised in that the reaction system flows through the solid phase catalyst.
23. Process according to claim 22, characterised in that the solid phase catalyst is applied to one or more intermediate plates.
24. Process according to claims 4 to 23 characterised in that a co-catalyst is added before andor during the contact of the reaction system with the solid phase catalyst.
25. Process according to claims 4 to 24, characterised in that the etherification reaction is carried out at room temperature to 120 C., preferably from 30 to 100 C.
26. Process according to claims 4 to 25, characterised in that the reaction times are from 5 min to 24 hours, preferably from 10 min to 6 h.
27. Process according to claims 4 to 26, characterised in that the solid phase catalyst is reactivated with a base using solvent components used to dissolve cellulose.
28. Process according to claims 4 to 27, characterised in that the solid phase catalyst is reactivated with NaOH, preferably dissolved in NMMNOwaterorganic solvent.

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 subscriber loop interface circuit apparatus comprising:
a signal processor having distinct sense inputs for each of a sensed tip signal and a sensed ring signal of a subscriber loop, wherein the signal processor generates a linefeed driver control signal in response to the sensed signals; and
a codec for bi-directional communication of voiceband data between the analog subscriber loop and a digital interface of the signal processor, wherein the signal processor and the codec reside within a same integrated circuit package.
2. The apparatus of claim 1 wherein the codec and the signal processor reside on a same integrated circuit die.
3. The apparatus of claim 1 further comprising:
a linefeed driver portion for driving the subscriber loop in accordance with subscriber loop control signals provided by the signal processor, the linefeed driver portion providing the sensed tip and ring signals.
4. The apparatus of claim 3 wherein each of the signal processor and the linefeed driver portion resides on an integrated circuit die.
5. The apparatus of claim 3 wherein the signal processor and the linefeed driver portion reside on separate integrated circuit die within the same integrated circuit package.
6. The apparatus of claim 3 wherein the signal processor and the linefeed driver portion reside on a same integrated circuit die.
7. The apparatus of claim 3 wherein each of the signal processor and the linefeed driver portion resides on separate integrated circuit die in separate integrated circuit packages.
8. The apparatus of claim 3 wherein the linefeed driver portion further comprises:
a tip control circuit; and
a ring control circuit, wherein the tip and ring control circuits vary tip and ring node voltages of the subscriber loop in response to the linefeed driver control signals.
9. The apparatus of claim 8 wherein the tip and ring control circuits provide d.c. isolation between the signal processor and the subscriber loop.
10. The apparatus of claim 1 wherein the signal processor is a complementary metal oxide semiconductor (CMOS) integrated circuit.
11. The apparatus of claim 1 wherein the signal processor calculates common mode and differential mode components of the subscriber loop.
12. The apparatus of claim 1 wherein the signal processor computes common mode and differential mode current and voltage components of the subscriber loop.
13. The apparatus of claim 1 wherein the signal processor operates in a positive voltage range with respect to ground to generate the linefeed driver control signals for controlling a linefeed driver operating at a negative d.c. voltage offset relative to the signal processor, wherein the offset is at least approximately 40 VDC.
14. The apparatus of claim 1 wherein the signal processor performs at least one of the subscriber loop supervisory functions of ring trip, ground key, and off-hook detection.
15. The apparatus of claim 1 wherein the signal processor further comprises a programming interface to enable programmatic control of at least one of the following parameters: battery control, battery feed state control, voiceband data amplification, voiceband data level shifting, longitudinal balance, ringing current, ring trip detection threshold, off-hook detection threshold, and audio output signal termination impedance for voiceband communication signals superimposed on the linefeed driver control signals.
16. The apparatus of claim 1 wherein the signal processor superimposes outgoing analog voiceband communications on the linefeed driver control signals.
17. The apparatus of claim 1 wherein the linefeed driver control signals include separate tip control signals and ring control signals.