1. A transmission rate control method in which a radio base station controls a transmission rate of uplink user data transmitted from a mobile station, comprising:
selecting, at the radio base station, from among mobile stations performing communications in a cell, increase-allowed mobile stations whose uplink user data transmission rate can be increased at a predetermined timing;
equally dividing, at the radio base station, an available radio resource at the predetermined timing, based on the number of increase-allowed mobile stations or the number of transmission rate control channels that can be transmitted in the cell;
adding, at the radio base station, the radio resource equally divided by the radio base station, to each radio resources allocated to each mobile stations to which a transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations;
notifying, from the radio base station to each mobile stations to which the transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations, an allowed value corresponding to a radio resource to which the radio resource equally divided by the radio base station has been added; and
transmitting, from each mobile stations to which the transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations, the uplink user data at a transmission rate corresponding to the allowed value.
2. The transmission rate control method according to claim 1, wherein
in the equally dividing, the radio base station divides the available radio resource at the predetermined timing based on the number of transmission rate control channels that can be transmitted in the cell or the number of increase-allowed mobile stations, whichever smaller.
3. A transmission rate control method in which a radio base station controls a transmission rate of uplink user data transmitted from a mobile station, comprising:
selecting, at the radio base station, from among mobile stations performing communications in a cell, increase-allowed mobile stations whose uplink user data transmission rate can be increased at a predetermined timing;
allocating, at the radio base station, an available radio resource at the predetermined timing, based on a priority class of each of the increase-allowed mobile stations, and based on the number of increase-allowed mobile stations or the number of transmission rate control channels that can be transmitted in the cell;
adding, at the radio base station, the radio resource allocated by the radio base station, to each radio resources allocated to each mobile stations to which a transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations;
notifying, from the radio base station to each mobile stations to which the transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations, an allowed value corresponding to a radio resource to which the radio resource allocated by the radio base station has been added; and
transmitting, from each mobile stations to which the transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations, the uplink user data at a transmission rate corresponding to the allowed value.
4. The transmission rate control method according to claim 1, wherein in the allocating, the radio base station allocates the available radio resource at the predetermined timing, based on the number of transmission rate control channels that can be transmitted in the cell or the number of increase-allowed mobile stations, whichever smaller, and based on the priority class of each of the increase-allowed mobile stations.
5. A mobile communication system in which a radio base station is configured to control a transmission rate of uplink user data transmitted from a mobile station, wherein
the radio base station is configured to select, from among mobile stations performing communications in a cell, increase-allowed mobile stations whose uplink user data transmission rate can be increased at a predetermined timing;
the radio base station is configured to equally divide an available radio resource at the predetermined timing, based on the number of increase-allowed mobile stations or the number of transmission rate control channels that can be transmitted in the cell;
the radio base station is configured to add the radio resource equally divided by the radio base station, to each radio resources allocated to each mobile stations to which a transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations;
the radio base station is configured to notify, to each mobile stations to which the transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations, an allowed value corresponding to a radio resource to which the radio resource equally divided by the radio base station has been added; and
each mobile stations to which the transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations is configured to transmit the uplink user data at a transmission rate corresponding to the allowed value.
6. The mobile communication system according to claim 5, wherein
the radio base station is configured to equally divide the available radio resource at the predetermined timing based on the number of transmission rate control channels that can be transmitted in the cell or the number of increase-allowed mobile stations, whichever smaller.
7. A mobile communication system in which a radio base station is configured to control a transmission rate of uplink user data transmitted from a mobile station, wherein
the radio base station is configured to select, from among mobile stations performing communications in a cell, increase-allowed mobile stations whose uplink user data transmission rate can be increased at a predetermined timing;
the radio base station is configured to allocate an available radio resource at the predetermined timing, based on a priority class of each of the increase-allowed mobile stations, and based on the number of increase-allowed mobile stations or the number of transmission rate control channels that can be transmitted in the cell;
the radio base station is configured to notify, to each mobile stations to which the transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations, an allowed value corresponding to a radio resource to which the radio resource allocated by the radio base station has been added; and
each mobile stations to which the transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations is configured to transmit the uplink user data at a transmission rate corresponding to the allowed value.
8. The transmission rate control method according to claim 7, wherein
the radio base station is configured to allocate the available radio resource at the predetermined timing, based on the number of transmission rate control channels that can be transmitted in the cell or the number of increase-allowed mobile stations, whichever smaller, and based on the priority class of each of the increase-allowed mobile stations.
9. A radio base station configured to notify an allowed value by use of a transmission rate control channel and to control a transmission rate of uplink user data transmitted from a mobile station, comprising:
a selecting unit configured to select, from among mobile stations performing communications in a cell, increase-allowed mobile stations whose uplink user data transmission rate can be increased at a predetermined timing;
a radio resource allocating unit configured to equally divide an available radio resource at the predetermined timing, based on the number of increase-allowed mobile stations or the number of transmission rate control channels that can be transmitted in the cell;
a radio resource assigning unit configured to add the radio resource equally divided by the radio base station, to each radio resources allocated to each mobile stations to which a transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations; and
a transmission rate control channel transmitting unit configured to notify, to each mobile stations to which the transmission rate control channel can be transmitted and being one of the increase-allowed mobile stations, an allowed value corresponding to a radio resource to which the radio resource equally divided by the radio base station has been added.
10. The radio base station according to claim 9, wherein
the radio resource allocating unit is configured to equally divide the available radio resource at the predetermined timing based on the number of transmission rate control channels that can be transmitted in the cell or the number of increase-allowed mobile stations, whichever smaller.
11. A radio base station configured to notify an allowed value by use of a transmission rate control channel and to control a transmission rate of uplink user data transmitted from a mobile station, comprising:
a selecting unit configured to select, from among mobile stations performing communications in a cell, increase-allowed mobile stations whose uplink user data transmission rate can be increased at a predetermined timing:
a radio resource allocating unit configured to allocate an available radio resource at the predetermined timing, based on a priority class of each of the increase-allowed mobile stations, and based on the number of increase-allowed mobile stations or the number of transmission rate control channels that can be transmitted in the cell;
a radio resource assigning unit configured to add the radio resource allocated by the radio base station, to each radio resources allocated to each mobile stations to which a transmission rate control channel can be transmitted and is one of the increase-allowed mobile stations; and
a transmission rate control channel transmitting unit configured to notify, to each mobile stations to which the transmission rate control channel can be transmitted and being one of the increase-allowed mobile stations, an allowed value corresponding to a radio resource to which the radio resource allocated by the radio base station has been added.
12. The radio base station according to claim 11, wherein
the radio resource allocating unit is configured to allocate the available radio resource at the predetermined timing, based on the number of transmission rate control channels that can be transmitted in the cell or the number of increase-allowed mobile stations, whichever smaller, and based on the priority class of each of the increase-allowed mobile stations.
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 switch circuit for controlling the supply of electrical power from an electrical power source to a load, the switch circuit comprising a first transistor, the emitter of the first transistor adapted to be coupled to the power supply and the collector adapted to be coupled to the load; an electronic switching device comprising an input, an output adapted to be coupled to the other side of the load and the power source, and an activating input; a first resistance device coupled between the base of the first transistor and the input of the electronic switching device; a momentary switch having first and second terminals, the activating input of the electronic switching device coupled to the first terminal of the momentary switch; a pulse generation device coupled between the collector of the first transistor and the second terminal of the momentary switch; and a charge storing device coupled between the collector of the first transistor and the output of the electronic switching device.
2. A switch circuit according to claim 1, wherein the electronic switching device comprises a thyristor device.
3. A switch circuit according to claim 2, wherein the thyristor device comprises second and third transistors.
4. A switch circuit according to claim 3, wherein the base of the second transistor is coupled to the collector of the third transistor, and the base of the third transistor is coupled to the collector of the second transistor.
5. A switch circuit according to claim 4, wherein the input of the electronic switching device is coupled to the emitter of the third transistor, the output is coupled to the emitter of the second transistor, and the activating input is coupled to the base of the third transistor and the collector of the s cond transistor.
6. A switch circuit according to claim 1, wherein the first transistor is a bipolar transistor.
7. A switch circuit according to claim 1, wherein the first transistor is a MOSFET.
8. A switch circuit according to claim 7, wherein the MOSFET is an enhancement type MOSFET.
9. A switch circuit according to claim 6, wherein the second and third transistors are bipolar transistors.
10. A switch circuit according to claim 7, wherein the second and third transistors are MOSFET.
11. A switch circuit according to claim 1, wherein the pulse generation device comprises a capacitance device.
12. A switch circuit according to claim 11, wherein the pulse generation device further comprises a third resistance device in parallel with the capacitance device.
13. A switch circuit according to claim 1, further comprising a first signal input contact coupled to the activating input of the electronic switching device.
14. A switch circuit according to claim 3, further comprising a second signal input contact to the collector of the collector of the third transistor and the base of the second transistor.