1. A memory device, comprising:
an array of memory cells;
control circuitry to read, write and erase the memory cells;
address circuitry to latch address signals provided on address input connections; and
a driver for the array, comprising:
an enable circuit providing an enable signal;
a pull down transistor having its gate connected to the enable signal, to ground an output node when the enable signal is disabled;
a pass transistor having its gate connected through a first p-type pull-up transistor connected between a pumped voltage and the gate of the pass transistor;
an inverter connected between the enable circuit output and the pass transistor;
a second pull down transistor connected between ground and the gate of the pass transistor;
a series connection of two inverters connected between the output of the first inverter and the gate of the second pull down transistor; and
a second p-type transistor connected between the pumped voltage and the output node, the gate of the second p-type transistor connected to the gate of the pass transistor.
2. The memory device of claim 1, wherein the pass transistor is very large compared to the second p-type transistor.
3. The memory device of claim 1, wherein the first inverter is very large compared to the second and the third inverters.
4. The memory device of claim 1, wherein the pumped voltage is at least a threshold voltage above the supply voltage.
5. The memory device of claim 1, wherein the second and third inverters are selected as trip point inverters to delay a turn on of the second p-type transistor until after turn on of the pass transistor.
6. The memory device of claim 1, wherein the enable circuit comprises:
a NAND gate; and
a control circuit providing inputs to the NAND gate.
7. A memory device, comprising:
an array of memory cells;
control circuitry, including a pass transistor block to control access to the memory during an active cycle, to read, write and erase the memory cells; and
a driver circuit to control operation of the pass transistor block, the driver circuit comprising:
a first path for providing a supply voltage to an output node upon initiation of a read cycle; and
a second path for providing a pumped voltage above the supply voltage after providing the supply voltage.
8. The memory device of claim 7, wherein the first path comprises a large pass transistor connected to a supply voltage, the pass transistor passing the supply voltage to the output node.
9. The memory device of claim 7, wherein the second path comprises a small pass transistor passing the pumped voltage to the output node after the pass transistor passes the supply voltage to the output node.
10. The memory device of claim 7, and further comprising:
a pair of delay inverters, the delay inverters delaying the turn on of the small pass transistor for a predetermined time from when the pass transistor begins passing the supply voltage.
11. A flash memory device, comprising:
an array of floating gate memory cells; and
control circuitry to read, write and erase the floating gate memory cells; and
a driver circuit to control read access for the array, the driver circuit comprising:
a NAND gate providing a read signal;
a pull down transistor having its gate connected to the read signal, to ground an output node when the read signal is disabled;
a pass transistor having its gate connected through a first p-type pull-up transistor connected between a pumped voltage and the gate of the pass transistor;
an inverter connected between the NAND gate output and the pass transistor;
a second pull down transistor connected between ground and the gate of the pass transistor;
a series connection of two inverters connected between the output of the first inverter and the gate of the second pull down transistor; and
a second p-type transistor connected between the pumped voltage and the output node, the gate of the second p-type transistor connected to the gate of the pass transistor.
12. The flash memory device of claim 11, wherein the pass transistor is very large compared to the second p-type transistor.
13. The flash memory device of claim 1 1, wherein the first inverter is very large compared to the second and the third inverters.
14. The flash memory device of claim 11, wherein the pumped voltage is at least a threshold voltage above the supply voltage.
15. A memory device, comprising:
an array of memory cells;
control circuitry, including a pass transistor block to control access to the memory during an active cycle, to read, write and erase the memory cells; and
a circuit for providing an output voltage at an output node to selectively control a gate of a pass transistor of the pass transistor block, the circuit comprising:
first and second branches, the first branch coupled to the output node to raise a potential at the output node to approximately a supply voltage, and the second branch coupled to the output node once the output node voltage has reached a predetermined potential threshold, to raise the potential of the output node above the threshold using a pumped voltage.
16. The memory device of claim 15, wherein the first branch comprises:
an inverter; and
a pass gate connected to pass the inverter output to the output node.
17. The memory device of claim 15, wherein the second branch comprises:
a p-type transistor connected between the pumped voltage and the output node to pass the pumped voltage to the output node.
18. The memory device of claim 17, wherein the second branch further comprises:
a pair of trip point inverters to delay a turn on of the p-type transistor until the output voltage reaches the predetermined potential.
19. The memory device of claim 15, wherein the first branch comprises:
a first inverter; and
a pass gate connected to pass the first inverter output to the output node; and
wherein the second branch comprises:
a p-type transistor connected between the pumped voltage and the output node to pass the pumped voltage to the output node; and
second and third inverters connected to delay turn on of the p-type transistor.
20. The memory device of claim 19, wherein the pass gate is very large compared to the p-type transistor.
21. The memory device of claim 19, wherein the first inverter is very large compared to the second and the third inverters.
22. The memory device of claim 19, wherein the pumped voltage is at least a threshold voltage above the supply voltage.
23. The memory device of claim 15, wherein the second and third inverters are selected as trip point inverters to delay a turn on of the second p-type transistor until after turn on of the pass transistor.
selected as trip point inverters to delay a turn on of the second p-type transistor until after turn on of the pass transistor.
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 system for conducting user sessions pertaining to aspects of vision associated with learning in individuals comprising:
a processing system to conduct a session for a user pertaining to at least one aspect of user vision associated with learning, said processing system including:
a session module to conduct and process for a user at least one of a screening session and a therapy session associated with at least one corresponding aspect of user vision associated with learning; and
a replay module to display to a viewer for evaluation actions performed by said user during a previously conducted session to determine a status of said at least one corresponding aspect of user vision.
2. The system of claim 1, wherein said processing system is accessible over a network by at least one end-user processing system to conduct and replay said session remotely.
3. The system of claim 2, wherein said network includes the Internet.
4. The system of claim 1, wherein said session module includes a screening module to conduct and process at least one test for said user to screen corresponding aspects of user vision associated with learning including at least one of: eye movements used during reading, visual imagery of mental pictorial images generated by viewing, visual recall of mental pictorial images maintained for a time interval, visual manipulation of mental pictorial images viewed from plural spatial perspectives and mental translation or rotation of pictorial images.
5. The system of claim 1, wherein said session module includes a therapy module to conduct and process at least one therapeutic activity for said user to enhance corresponding aspects of user vision associated with learning including at least one of: eye movements used during reading, visual imagery of mental pictorial images generated by viewing, visual recall of mental pictorial images maintained for a time interval, visual manipulation of mental pictorial images viewed from plural spatial perspectives and mental translation or rotation of pictorial images.
6. The system of claim 1, wherein said session module includes:
a session storage module to store session information pertaining to user actions during said session.
7. The system of claim 6 further including input devices to enable said user to interact with said processing system and participate in said session, wherein said session information includes manipulations of said input devices by said user during said session and a time indication of when each said manipulation occurred.
8. The system of claim 7, wherein said input devices include at least one of a keyboard and a mouse, and wherein said manipulations include at least one of keystrokes and mouse clicks and said time indication includes a timestamp.
9. The system of claim 7, wherein said replay module further includes:
a rate module to control a rate of display of said actions performed by said user during a previously conducted session in accordance with a rate selected by said viewer.
10. The system of claim 9, wherein said rate module controls said display of user actions at a rate corresponding to at least one of a rate of the actions as performed by said user, twice said rate of the actions performed by said user and five times said rate of the actions performed by said user.
11. The system of claim 9, wherein said rate module includes:
a timer incremented in accordance with said selected rate to maintain a time indication for said display of said user actions;
a retrieval module to retrieve said stored information for said session; and
a display control module to execute said user actions indicated within said retrieved information for display to said viewer in accordance with a comparison of said time indication of said timer and said time indication corresponding to said user actions.
12. The system of claim 1, wherein said replay module includes:
a list module to present a list of stored user sessions, wherein said listed sessions are selectable by said viewer for replay.
13. A method of conducting on a processing system user sessions pertaining to aspects of vision associated with learning in individuals comprising:
(a) conducting and processing for a user, via said processing system, at least one of a screening session and a therapy session associated with at least one corresponding aspect of user vision associated with learning; and
(b) displaying to a viewer for evaluation actions performed by said user during a previously conducted session to determine a status of said at least one corresponding aspect of user vision.
14. The method of claim 13, wherein said processing system is accessible over a network by at least one end-user processing system, and step (a) further includes:
(a.1) remotely conducting and processing at least one of said screening session and said therapy session; and
step (b) further includes:
(b.1) remotely displaying to said viewer said actions performed by said user during a previously conducted session.
15. The method of claim 14, wherein said network includes the Internet.
16. The method of claim 13, wherein step (a) further includes:
(a.1) conducting and processing at least one test for said user to screen corresponding aspects of user vision associated with learning including at least one of: eye movements used during reading, visual imagery of mental pictorial images generated by viewing, visual recall of mental pictorial images maintained for a time interval, visual manipulation of mental pictorial images viewed from plural spatial perspectives and mental translation or rotation of pictorial images.
17. The method of claim 13, wherein step (a) further includes:
(a.1) conducting and processing at least one therapeutic activity for said user to enhance corresponding aspects of user vision associated with learning including at least one of: eye movements used during reading, visual imagery of mental pictorial images generated by viewing, visual recall of mental pictorial images maintained for a time interval, visual manipulation of mental pictorial images viewed from plural spatial perspectives and mental translation or rotation of pictorial images.
18. The method of claim 13, wherein step (a) further includes:
(a.1) storing session information pertaining to user actions during said session.
19. The method of claim 18, wherein said processing system includes input devices to enable said user to interact with said processing system and participate in said session, and step (a.1) further includes:
(a.1.1) storing said session information including manipulations of said input devices by said user during said session and a time indication of when each said manipulation occurred.
20. The method of claim 19, wherein said input devices include at least one of a keyboard and a mouse, and step (a.1.1) further includes:
(a.1.1.1) storing said manipulations including at least one of keystrokes and mouse clicks; and
(a.1.1.2) storing said time indication including a timestamp.
21. The method of claim 19, wherein step (b) further includes:
(b.1) controlling a rate of display of said actions performed by said user during a previously conducted session in accordance with a rate selected by said viewer.
22. The method of claim 21, wherein step (b. 1) further includes:
(b.1.1) controlling said display of user actions at a rate corresponding to at least one of a rate of the actions as performed by said user, twice said rate of the actions performed by said user and five times said rate of the actions performed by said user.
23. The method of claim 21, wherein step (b. 1) further includes:
(b.1.1) incrementing a timer in accordance with said selected rate to maintain a time indication for said display of said user actions;
(b.1.2) retrieving said stored information for said session; and
(b.1.3) executing said user actions indicated within said retrieved information for display to said viewer in accordance with a comparison of said time indication of said timer and said time indication corresponding to said user actions.
24. The method of claim 13, wherein step (b) further includes:
(b.1) presenting a list of stored user sessions, wherein said listed sessions are selectable by said viewer for replay.