1. A keyboard-video-mouse (KVM) system comprising:
a display device configured for displaying information, the display device including a display panel and a display circuit, the display circuit being coupled with the display panel and including an on-screen display generating circuit and a display control processor, wherein the on-screen display generating circuit further comprises;
a signal receiving circuit configured to receive command signals from the KVM switch device, the command signals being generated in response to a first command for controlling the KVM switch device;
a processing circuit configured to generate, responsive to the received command signals, first on-screen display signals for providing a first on-screen display menu; and
a signal outputting circuit configured to provide the first on-screen display signals to the display panel; and
a KVM switch device coupled with the display device, the KVM switch device being configured to switch an access to one of at least two computers and having a switch control processor,
wherein the display control processor of the display device and the switch control processor of the KVM switch device is able to communicate with each other by exchanging handshake signals, and
wherein the on-screen display generating circuit of the display device provides the first on-screen display menu without the need of including an on-screen display generating circuit in the KVM switch.
2. The keyboard-video-mouse (KVM) system of claim 1, wherein the first command for controlling the KVM switch device is configured to switch the access to one of at least two computers by a set of user interface coupled to the KVM switch device.
3. The keyboard-video-mouse (KVM) system of claim 1, wherein
the signal receiving circuit is configured to receive command signals in response to a second command received by a display control processor configured to control the display device, the display control processor being a portion of the display circuit;
the processing circuit is configured to generate second on-screen display signals for providing a second on-screen display menu based on the command signals from the display control processor, the second on-screen display menu being a menu for enabling a control of the display device; and
the signal outputting circuit is configured to output the second on-screen display signals to the display device.
4. The keyboard-video-mouse (KVM) system of claim 3, wherein the on-screen display generating circuit is embedded within a display controller in the display circuit and outputs at least one of the first and the second on-screen display signals to the display panel through an output interface of the display controller.
5. The keyboard-video-mouse (KVM) system of claim 3, wherein the on-screen display generating circuit is coupled with a display controller in the display circuit and outputs at least one of the first and the second on-screen display signals through the display controller to the display panel.
6. The keyboard-video-mouse (KVM) system of claim 3, further comprising:
a first on-screen display generating circuit configured to generate the first on-screen display signals in response to the first commands received by the KVM switch device for controlling the KVM switch device to switch the access to one of at least two computers coupled with the KVM switch device, and
a second on-screen display generating circuit configured to generate the second on-screen display signals in response to the second commands received by the display control processor for controlling the display panel,
wherein the first on-screen display generating circuit is coupled with a display controller and the second first on-screen display generating circuit is embedded within the display controller.
7. The keyboard-video-mouse (KVM) system of claim 3, wherein the second command received by the display control processor comes from a control panel coupled with the display circuit.
8. The keyboard-video-mouse (KVM) system of claim 1, wherein the first command received by the KVM switch device comes from at least one of a keyboard and a cursor control device coupled with the KVM switch device.
9. The keyboard-video-mouse (KVM) system of claim 1, wherein at least one of the command signals and the on-screen display signals are in compliance with an I2C bus protocol.
10. A keyboard-video-mouse (KVM) system configured to provide on-screen display (OSD) and switch functions, the KVM system comprising:
a KVM switch device configured to switch an access to one of at least two computers; and
a display device configured to display information, the display device being coupled with the KVM switch device and including a display panel and a display circuit, the display circuit being coupled with the display panel and including a display OSD generating circuit, the display OSD generating circuit comprising:
a signal receiving interface configured to receive command signals from the KVM switch device, the command signals being configured to control a first on-screen menu for enabling the control of the KVM switch device;
a processing circuit configured to generate, responsive to the received command signals, first on-screen display signals for providing the first on-screen display menu; and
a signal outputting interface configured to provide the first on-screen display signals to the display panel,
wherein horizontal and vertical synchronization signals from the KVM switch device are sent to the on-screen display generating circuit of the display device; and
wherein the display OSD generating circuit provides the first on-screen display menu without the need of including a switching system OSD generating circuit in the KVM switch.
11. The keyboard-video-mouse (KVM) system of claim 10, wherein the first on-screen menu is provided for enabling the switch of the access to one of at least two computers by a set of user interface coupled to the KVM switch device.
12. The keyboard-video-mouse (KVM) system of claim 10, wherein
the signal receiving interface is configured to receive command signals in response to a second command received by a display control processor configured to control the display device, the display control processor being a portion of the display circuit;
the processing circuit is configured to generate second on-screen display signals for providing a second on-screen display menu based on the command signals from the display control processor, the second on-screen display menu being a menu for enabling a control of the display device; and
the signal outputting interface is configured to output the second on-screen display signals to the display device.
13. The keyboard-video-mouse (KVM) system of claim 12, wherein the display OSD generating circuit is embedded within a display controller in the display circuit and outputs at least one of the first and the second on-screen display signals to the display panel through an output interface of the display controller.
14. A method for generating on-screen display menus in a display device, the display device including a display panel coupled with a display circuit, the method comprising:
receiving command signals from a keyboard-video-mouse (KVM) switch device, the command signals being generated in response to a first command for controlling the KVM switch device, the KVM switch device being coupled with the display device;
generating first on-screen display signals for providing a first on-screen display menu; and
outputting the first on-screen display signals to the display panel;
wherein a display control processor of the display device and a switch control processor of the KVM switch device is able to communicate with each other by exchanging handshake signals.
15. The method of claim 14, wherein the first command for controlling the KVM switch device is configured to switch the access to one of at least two computers by a set of user interface coupled to the KVM switch device.
16. The method of claim 14, further comprising:
receiving command signals in response to a second command received by a display control processor configured to control the display device;
generating second on-screen display signals for providing a second on-screen display menu based on the command signals received from the display control processor; and
outputting the second on-screen display signals to the display panel.
17. The method of claim 14, further comprising generating the first and the second on-screen display menus within a display controller included in the display circuit and outputting at least one of the first and the second on-screen display signals to the display panel through an output interface of the display controller.
18. The method of claim 14, further comprising generating at least one of the first and the second on-screen display signals on the display circuit and directing at least one of the first and the second on-screen display signals through display controller to the display panel.
19. The method of claim 14, further comprising:
generating the first on-screen display signals on the display circuit in response to the commands received by the KVM switch device for controlling the KVM switch device to switch the access to one of the at least two computers coupled with the KVM switch device, and directing the first on-screen display signals through the input and output interfaces of the display controller to the display device; and
generating the second on-screen display signals within the display controller in response to the commands received by the display control processor for controlling the display and directing the first on-screen display signals through the output interface of the display controller to the display panel.
20. The method of claim 14, further comprising receiving the first command received by the KVM switch device from at least one of a keyboard and a cursor control device coupled with the KVM switch device.
21. The method of claim 14, further comprising receiving the second command received by the display control processor from a control panel coupled with the display circuit.
22. The method of claim 14, further comprising routing at least one of the command signals and the on-screen display signals in compliance with an I2C bus protocol.
23. A method for provide on-screen display (OSD) menus, the method comprising:
receiving command signals from a keyboard-video-mouse (KVM) switch device, the command signals being generated in response to a first command for controlling the KVM switch device, the KVM switch device being coupled with a display device, the display device including a display panel coupled with a display OSD generating circuit;
generating first on-screen display signals for providing a first on-screen display menu; and
outputting the first on-screen display signals to the display panel;
wherein horizontal and vertical synchronization signals from the KVM switch device are sent to the display OSD generating circuit; and
wherein the display OSD generating circuit provides the first on-screen display menu without the need of including a switching system OSD generating circuit in the KVM switch.
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 device for surveying an enclosed structure comprising:
a platform configured to longitudinally traverse the structure;
at least one first distance sensor connected to the platform and configured to measure a lateral distance between a point on the platform and a wall of the structure;
at least one second distance sensor connected to the platform and configured to measure a longitudinal distance between a point on the platform and a first end of the structure; and
a transport machine configured to move the platform substantially longitudinally within the structure; wherein the transport machine comprises:
a motor:
a first sheave drivably connected to the motor and configured to be arranged toward the first end of the structure;
a second sheave configured to be arranged toward a second end of the structure; and
a traction member connected between the first and the second sheave;
wherein the platform is connected to the traction member.
2. The device of claim 1 further comprising an electronic control connected to the platform and configured to store data from the first and the second distance sensors.
3. The device of claim 2, wherein the electronic control is further configured to transmit the data to a remote electronic device.
4. The device of claim 1 further comprising:
a guide hole in the platform; and
a balance weight connected to the platform and arranged opposite the guide hole;
wherein the traction member passes through the guide hole.
5. The device of claim 4, wherein the balance weight is configured to reduce a force exerted by the platform on the traction member passing through the guide hole.
6. The device of claim 1, wherein the first distance sensor is selected from a group consisting of laser and ultrasonic distance sensors.
7. The device of claim 1, wherein the second distance sensor is selected from a group consisting of laser and ultrasonic distance sensors.
8. The device of claim 1 further comprising:
a guide hole in the electronic measuring device; and
a balance weight connected to the electronic measuring device and arranged opposite the guide hole;
wherein the traction member passes through the guide hole.
9. The device of claim 8, wherein the balance weight is configured to reduce a force exerted by the electronic measuring device on the traction member passing through the guide hole.
10. A device for surveying an enclosed structure comprising:
a platform configured to longitudinally traverse the structure;
at least one first distance sensor connected to the platform and configured to measure a lateral distance between a point on the platform and a wall of the structure;
at least one second distance sensor connected to the platform and configured to measure a longitudinal distance between a point on the platform and a first end of the structure;
a transport machine configured to move the platform substantially longitudinally within the structure; and
an optical alignment system configured to generate an optical longitudinal reference substantially perpendicular to a level lateral surface.
11. The device of claim 10, wherein the optical alignment system comprises:
at least one alignment transmitter and receiver pair, which pair includes a transmitter and a receiver,
wherein one of the transmitter and the receiver is arranged toward a first end of the structure and the other of the transmitter and the receiver is arranged either toward a second end of the structure or on the platform, and
wherein a beam generated by the transmitter lies in a plane that is substantially perpendicular to the level lateral surface.
12. An elevator hoistway surveying system comprising:
a hoistway;
an electronic measuring device configured to measure one or more lateral distances between a point on the measuring device and the walls of the hoistway at one or more longitudinal positions of the measuring device in the hoistway; and
a transport machine configured to cause the measuring device to longitudinally traverse the hoistway; wherein the transport machine comprises:
a motor;
a first sheave drivably connected to the motor and configured to be arranged toward a first end of the hoistway;
a second sheave configured to be arranged toward a second end of the hoistway; and
a traction member connected between the first and the second sheave;
wherein the electronic measuring device is connected to the traction member.
13. The system of claim 12, wherein the measuring device comprises:
a platform drivably connected to the transport machine;
at least one first distance sensor connected to the platform and configured to measure one or more lateral distances between one or more corresponding points on the platform and the walls of the hoistway at one or more longitudinal positions of the platform in the hoistway; and
at least one second distance sensor connected to the platform and configured to measure the one or more longitudinal positions of the platform in the hoistway.
14. The system of claim 13 further comprising an electronic control connected to the platform and configured to store data from the first and the second distance sensors.
15. The system of claim 13, wherein the first distance sensor is selected from a group consisting of laser and ultrasonic distance sensors.
16. The system of claim 13, wherein the second distance sensor is selected from a group consisting of laser and ultrasonic distance sensors.
17. An elevator hoistway surveying system comprising:
a hoistway;
an electronic measuring device configured to measure one or more lateral distances between a point on the measuring device and the walls of the hoistway at one or more longitudinal positions of the measuring device in the hoistway;
a transport machine configured to cause the measuring device to longitudinally traverse the hoistway; and
an optical alignment system configured to generate an optical longitudinal reference substantially perpendicular to a level lateral surface;
wherein the measuring device comprises:
a platform drivably connected to the transport machine;
at least one first distance sensor connected to the platform and configured to measure one or more lateral distances between one or more corresponding points on the platform and the walls of the hoistway at one or more longitudinal positions of the platform in the hoistway; and
at least one second distance sensor connected to the platform and configured to measure the one or more longitudinal positions of the platform in the hoistway.
18. The system of claim 17, wherein the optical alignment system comprises:
at least one alignment transmitter and receiver pair, which pair includes a transmitter and a receiver,
wherein one of the transmitter and the receiver is arranged toward a first end of the structure and the other of the transmitter and the receiver is arranged either toward a second end of the structure or on the platform,
wherein a beam generated by the transmitter lies in a plane that is substantially perpendicular to the level lateral surface.
19. A method of surveying an elevator hoistway comprising:
electronically measuring, using a measuring device, one or more lateral distances between a longitudinal reference axis of the hoistway and the walls of the hoistway at a first position along the longitudinal reference axis;
driving the measuring device with a transport machine to a second position along the longitudinal reference axis in the hoistway;
electronically measuring, using the measuring device, one or more lateral distances between the longitudinal reference axis of the hoistway and the walls of the hoistway at the second position along the longitudinal reference axis; and
providing an output based on the lateral distances measured;
wherein the transport machine comprises:
a motor;
a first sheave drivably connected to the motor and configured to be arranged toward the first end of the structure;
a second sheave configured to be arranged toward a second end of the structure; and
a traction member connected between the first and the second sheave;
wherein the platform is connected to the traction member.
20. The method of claim 19, wherein the longitudinal reference axis is substantially perpendicular to at least one of a first end and a second end of the hoistway.
21. The method of claim 19, wherein providing an output based on the lateral distances measured comprises storing the lateral distances measured in computer readable form.
22. The method of claim 19, wherein providing an output based on the lateral distances measured comprises transmitting the lateral distances measured to a remote electronic device.
23. The method of claim 22, wherein the remote electronic device is selected from a group consisting of printer, monitor, and computer devices.
24. The method of claim 19, wherein the lateral distances measured are substantially perpendicular to the longitudinal reference axis.
25. The method of claim 19 further comprising:
associating one or more of the one or more lateral distances measured with the first and second positions along the longitudinal reference axis.