1. A computer keyboard configured for thumbs-free user input, comprising:
circuitry configured to detect user input to the computer keyboard and to communicate data corresponding to the user input to a computer;
a body housing the circuitry;
a series of depressible keys supported by the body and in data communication with the circuitry, the depressible keys including letter keys in a modified QWERTY configuration and positioned for a user to depress the depressible keys with his fingers other than his thumbs, the modified QWERTY configuration being characterized by increased space between the G and H keys than with a conventional QWERTY keyboard; and
an input device disposed in the increased space between the G and H keys and configured for a user to engage without using his thumbs;
wherein engaging the input device causes the circuitry to communicate a space command to the computer analogously to engaging the space bar in a conventional QWERTY keyboard.
2. The computer keyboard of claim 1, wherein the input device is an additional depressible key that the user engages by pressing.
3. The computer keyboard of claim 1, wherein the input device is a motion sensor that detects a pre-chosen finger motion of the user to be engaged.
4. The computer keyboard of claim 3, wherein the pre-chosen finger motion is a swipe, a tap, or a series of taps.
5. The computer keyboard of claim 1, wherein the input device is a touchpad that detects pre-chosen finger motion of the user to be engaged.
6. The computer keyboard of claim 1, wherein:
the series of depressible keys includes a space bar, the circuitry configured to communicate a space command to the computer when the space bar is depressed;
the circuitry is programmed to selectively stop communicating the space command to the computer when the space bar is depressed.
7. A computer keyboard configured for thumbs-free user input, comprising:
circuitry configured to detect user input to the computer keyboard and to communicate data corresponding to the user input to a computer;
a body housing the circuitry;
a series of depressible keys supported by the body and in data communication with the circuitry, the depressible keys including letter keys in a modified QWERTY configuration and positioned for a user to depress the depressible keys with his fingers other than his thumbs, the modified QWERTY configuration including index finger keys positioned to be engaged by the user’s index fingers, the conventional index finger keys being spaced farther apart than keys corresponding to the index finger keys in a traditional QWERTY keyboard are spaced; and
two input keys disposed in an increased space in the vicinity of the index finger keys and configured for a user to engage without using his thumbs; the two input keys being reachable by respective index fingers of the user when the hands of the user are in a neutral position on the modified QWERTY configuration;
wherein engaging the input keys causes the circuitry to communicate a space command to the computer analogously to engaging the space bar in a conventional QWERTY keyboard.
8. A computer keyboard of claim 7, wherein the input keys are located in the increased spaces; and
wherein the increased space is situated between keys T, Y, G, B, V and F for the left hand and between keys Y, U, J, N, B, and H for the right hand.
9. A computer keyboard of claim 7, wherein the input keys are located in the increased space between letter keys F and G for use with the left hand of the user and in the increased space between letter keys H and J for use with the right hand of the user.
10. A computer keyboard of claim 7, wherein the space bar function can be actuated by the conventional space bar or be switched to the two input keys.
11. A computer keyboard of claim 7, wherein the size and shape of the input keys includes any shape or size that could be accommodated by the increased space between the conventional letter keys.
12. A computer keyboard of claim 7, wherein the keyboard is larger to accommodate the increased space needed for the input keys.
13. A computer keyboard configured for thumbs-free user input, comprising:
circuitry configured to detect user input to the computer keyboard and to communicate data corresponding to the user input to a computer;
a body housing the circuitry;
a series of depressible keys supported by the body and in data communication with the circuitry, the depressible keys including letter keys in a modified QWERTY configuration and positioned for a user to depress the depressible keys with his fingers other than his thumbs, the modified QWERTY configuration including:
a first input device centrally disposed between the R-T-G-F block of keys; and
a second input device centrally disposed between the Y-U-J-H block of keys;
wherein the first input device and the second input device are configured for a user to engage without using his thumbs;
wherein engaging either of the input devices causes the circuitry to communicate to a space command to the computer analogously to engaging the space bar in a conventional QWERTY keyboard.
14. The computer keyboard of claim 13, wherein the first input device and the second input device are depressible keys.
15. The computer keyboard of claim 14, wherein the increased space is proportionately larger to accommodate the shape and size of the two input devices.
16. The computer keyboard of claim 13, wherein the first input device and the second input device are motion sensors that detect a pre-chosen motion from the finger of the user and communicating to the computing device that a space command is sought.
17. The computer keyboard of claim 16, wherein the pre-chosen motion over the motion sensor indicating that a space command is sought, is a swipe of the finger of the user, or a tap, or a series of taps.
18. The computer keyboard of claim 13, wherein the first input device and the second input device are touchpads that recognize a pre-chosen motion from the finger of the user and communicating to the computing device that a space command is sought.
19. The computer keyboard of claim 18, wherein the pre-chosen motion over the touchpad indicating that a space command is sought, is a swipe of the finger of the user, or a tap, or a series of taps.
20. The computer keyboard of claim 13, wherein the user may switch the space bar function from being actuated by the conventional keyboard space bar present, to being activated by the two input devices.
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 base station apparatus comprising:
a control section that generates ULDL communication subframe switching information indicating whether to perform uplink communication corresponding to assignment control information in one or more communication subframes fixed to an uplink and indicating whether to perform uplink communication or downlink communication in an uplink communication subframe switchable to a downlink communication subframe; and
a transmitting section that transmits the generated ULDL communication subframe switching information to a terminal apparatus,
wherein an uplink communication subframe for transmitting an error detection result for downlink data or for transmitting uplink data corresponding to downlink control information, the downlink data and the downlink control information being received by the terminal apparatus, is a communication subframe that is located at or after a fourth subframe position from a downlink communication subframe in which the downlink data or the downlink control information is transmitted, and that is fixed to an uplink and positioned at earliest timing.
2. The base station apparatus according to claim 1, wherein:
the uplink communication subframe switchable to a downlink communication subframe is indicated by a combination of a UL-DL configuration indicated by a system information block (SIB), and a switchable subframe indication format which is another UL-DL configuration; and
in the switchable subframe indication format, timing of the uplink communication subframe switchable to a downlink communication subframe is a subset of timing of an uplink communication subframe defined by the UL-DL configuration indicated by SIB.
3. The base station apparatus according to claim 1, wherein an uplink communication subframe for transmitting an error detection result for downlink data or for transmitting uplink data corresponding to downlink control information, the downlink data and the downlink control information being received by the terminal apparatus, is an uplink communication subframe that is located at or after a fourth subframe position from the downlink communication subframe in which the downlink data or the downlink control information is transmitted and that is located at or after a first subframe position from a special subframe at earliest timing.
4. A terminal apparatus comprising:
a receiving section that receives ULDL communication subframe switching information indicating whether to perform uplink communication corresponding to assignment control information in one or more communication subframes fixed to an uplink and indicating whether to perform uplink communication or downlink communication in an uplink communication subframe switchable to a downlink communication subframe;
a mapping section that performs mapping according to the indication of the received ULDL communication subframe switching information; and
a transmitting section that transmits a mapped signal to a base station apparatus,
wherein an uplink communication subframe for transmitting an error detection result for downlink data or for transmitting uplink data corresponding to downlink control information, the downlink data and the downlink control information being received by the terminal apparatus, is a communication subframe that is located at or after a fourth subframe position from a downlink communication subframe in which the downlink data or the downlink control information is transmitted, and that is fixed to an uplink and positioned at earliest timing.
5. The terminal apparatus according to claim 4, wherein, when the ULDL communication subframe switching information is not received and when there is an uplink communication transmission period or transmission data in the uplink communication subframe switchable to a downlink communication subframe, transmission is performed in the uplink communication subframe switchable to a downlink communication subframe, and when there is no uplink communication transmission period or transmission data, reception is performed in the uplink communication subframe switchable to a downlink communication subframe.
6. A transmission method comprising:
controlling a base station apparatus to generate ULDL communication subframe switching information indicating whether to perform uplink communication corresponding to assignment control information in one or more communication subframes fixed to an uplink and indicating whether to perform uplink communication or downlink communication in an uplink communication subframe switchable to a downlink communication subframe; and
transmitting the generated ULDL communication subframe switching information from the base station apparatus to a terminal apparatus,
wherein an uplink communication subframe for transmitting an error detection result for downlink data or for transmitting uplink data corresponding to downlink control information, the downlink data and the downlink control information being received by the terminal apparatus, is a communication subframe that is located at or after a fourth subframe position from a downlink communication subframe in which the downlink data or the downlink control information is transmitted, and that is fixed to an uplink and positioned at earliest timing.
7. A reception method comprising:
receiving from a base station apparatus by a terminal apparatus, ULDL communication subframe switching information indicating whether to perform uplink communication corresponding to assignment control information in one or more communication subframes fixed to an uplink and indicating whether to perform uplink communication or downlink communication in an uplink communication subframe switchable to a downlink communication subframe;
performing mapping of a transmission signal according to the indication of the received ULDL communication subframe switching information; and
transmitting the mapped transmission signal from the terminal apparatus to the base station apparatus,
wherein an uplink communication subframe for transmitting an error detection result for downlink data or for transmitting uplink data corresponding to downlink control information, the downlink data and the downlink control information being received by the terminal apparatus, is a communication subframe that is located at or after a fourth subframe position from a downlink communication subframe in which the downlink data or the downlink control information is transmitted, and that is fixed to an uplink and positioned at earliest timing.