1. A portable security device, comprising:
at least one inbound port to communicatively couple the portable security device to at least one information retrieval peripheral;
at least one outbound port to communicatively couple the portable security device to a local computing device;
device masking logic to cause the local computing device to recognize the portable security device as at least one of a plurality of endpoint devices; and
data obfuscation logic to:
retrieve a first amount of simple data format data from the at least one information retrieval peripheral;
obfuscating the first amount of simple data format data into a non-simple data format, wherein the non-simple data format includes at least one frame of video; and
send the obfuscated non-simple data format data to the local computing device.
2. The portable security device of claim 1, further comprising:
wherein the at least one information retrieval peripheral includes a medical device to retrieve vital sign information from a patient.
3. The portable security device of claim 1, wherein the device masking logic is operable to cause the local computing device to recognize the portable security device as a video player endpoint device.
4. The portable security device of claim 3, wherein the at least one information retrieval peripheral comprises a keyboard; and the data securing logic is further operable to:
intercept one or more keystrokes of simple data format data sent from the keyboard;
encode the keystrokes of simple data format data into the at least one frame of video; and
send the at least one frame of video to the local computing device in lieu of sending the keystrokes of simple data format data.
5. The portable security device of claim 1, wherein the at least one frame of video is encoded using a content-protected digital video disc (DVD) format.
6. The portable security device of claim 1, wherein the data securing logic is further operable to:
cause the local computing device to recognize the portable security device as a network endpoint device;
retrieve a second amount of simple data format data from the at least one information retrieval peripheral
encrypt and authenticate the second amount of simple data format data; and
send the encrypted and authenticated second amount of simple data format data to a remote computing device, wherein the local computing device is capable of routing information from the portable security device to the remote computing device.
7. A method, comprising:
causing a local computing device to recognize a portable security device as at least one of a plurality of endpoint devices, wherein the portable security device is communicatively coupled to the local computing device through a first port;
retrieving a first amount of simple data format data from an information retrieval peripheral, wherein the information retrieval peripheral is communicatively coupled to the portable security device through a second port;
obfuscating the first amount of simple data format data into a non-simple data format, wherein the non-simple data format includes at least one frame of video; and
sending the obfuscated non-simple data format data to the local computing device.
8. The method of claim 7, wherein the information retrieval peripheral comprises a medical device to retrieve vital sign information from a patient.
9. The method of claim 7, further comprising:
causing the local computing device to recognize the portable security device as a video player endpoint device.
10. The method of claim 9, wherein the at least one information retrieval peripheral comprises a keyboard, the method further comprises:
intercepting one or more keystrokes of simple data format data sent from the keyboard;
encoding the keystrokes of simple data format data into the at least one frame of video; and
sending the at least one frame of video to the local computing device in lieu of sending the keystrokes of simple data format data.
11. The method of claim 7, wherein the at least one frame of video is encoded using a content-protected digital video disc (DVD) format.
12. The method of claim 7, further comprising:
causing the local computing device to recognize the portable security device as a network endpoint device;
retrieving a second amount of simple data format data from the at least one information retrieval peripheral
encrypting and authenticating the second amount of simple data format data; and
sending the encrypted and authenticated second amount of simple data format data to a remote computing device, wherein the local computing device is capable of routing information from the portable security device to the remote computing device.
13. A non-transitory computer readable medium having stored thereon instructions, which if executed by a computer causes the computer to perform a method comprising, comprising:
causing a local computing device to recognize a portable security device as at least one of a plurality of endpoint devices, wherein the portable security device is communicatively coupled to the local computing device through a first port;
retrieving a first amount of simple data format data from an information retrieval peripheral, wherein the information retrieval peripheral is communicatively coupled to the portable security device through a second port;
obfuscating the first amount of simple data format data into a non-simple data format, wherein the non-simple data format includes at least one frame of video; and
sending the obfuscated non-simple data format data to the local computing device.
14. The computer readable medium of claim 13, wherein the information retrieval peripheral comprises a medical device to retrieve vital sign information from a patient.
15. The computer readable medium of claim 13, wherein the performed method further comprises:
causing the local computing device to recognize the portable security device as a video player endpoint device.
16. The computer readable medium of claim 15, wherein the at least one information retrieval peripheral comprises a keyboard, the performed method further comprising:
intercepting one or more keystrokes of simple data format data sent from the keyboard;
encoding the keystrokes of simple data format data into the at least one frame of video; and
sending the at least one frame of video to the local computing device in lieu of sending the keystrokes of simple data format data.
17. The computer readable medium of claim 13, wherein the performed method further comprises:
causing the local computing device to recognize the portable security device as a network endpoint device;
retrieving a second amount of simple data format data from the at least one information retrieval peripheral
encrypting and authenticating the second amount of simple data format data; and
sending the encrypted and authenticated second amount of simple data format data to a remote computing device, wherein the local computing device is capable of routing information from the portable security device to the remote computing device.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1-27. (canceled)
28. Device for cool drying comprising a heat exchanger having as a primary part a vaporizer of a cooling circuit which also comprises a compressor which is driven by a motor, a condenser, an expansion device between an outlet of the condenser and an inlet of the vaporizer, a control device arranged to control the motor and measuring device coupled thereto, wherein a secondary part of the heat exchanger is part of a pipe for the gas to be dried, and at an outlet of the secondary part of the heat exchanger a liquid separator is placed in the pipe, further wherein the measuring device including a first temperature measuring device arranged to measure the lowest air temperature of the gas to be dried, a second temperature measuring device arranged to measure the ambient temperature and a flow meter in the pipe for the gas to be dried, said control device arranged so that it is switchable in at least two user modes, including a first user mode in which the cooling circuit is only activated when the measured flow of the gas to be dried through the pipe exceeds a preset value and where the cooling circuit is switched off each time the lowest air temperature drops to a preset minimum value, and remains switched off until the lowest air temperature has reached a certain top value, and a second user mode in which, by controlling the cooling circuit, the measured lowest air temperature is maintained within a certain range which is a function of the ambient temperature.
29. Device according to claim 28, wherein the control device is made such that in the first user mode, the preset minimum value is a constant.
30. Device according to claim 28, wherein the control device is arranged such that in the first user mode, the preset minimum value is practically equal to 1\xb0 Celsius.
31. Device according to claim 28, wherein the control device is provided with an algorithm as a function of the ambient temperature, and on the basis of which the top value of the lowest air temperature is calculated in the first user mode.
32. Device according to claim 28, wherein the control device is connected to a signaling device which is arranged to indicate when the measured lowest air temperature drops under a certain signal value.
33. Device according to claim 32, wherein the signaling device is selected from the group consisting of an LED, an intermittent light, and a loudspeaker and any combination thereof.
34. Device according to claim 32, wherein the control device is provided with an algorithm using a function of the measured ambient temperature for calculating the signal value.
35. Device according to claim 34, wherein the algorithm for calculating the signal value is based on a function which is constant up to a certain set value of the ambient temperature and which has an almost linear ascending course at higher ambient temperatures.
36. Device according to claim 35, wherein the linear ascending function course of the signal value is a constant value under the ambient temperature.
37. Device according to claim 28, wherein the control device is arranged such that, in the second user mode, the cooling circuit is controlled by switching the motor on and off, so as to maintain the lowest air temperature of the gas to be dried between a preset minimum and maximum threshold value, and wherein the control device is provided with algorithms using a function of the measured ambient temperature for calculating the threshold values.
38. Device according to claim 37, wherein the control device is arranged such that, in the second user mode, the cooling circuit is only activated when a certain preset minimum flow of gas to be dried flows through the secondary part of the heat exchanger.
39. Device according to claim 28, including a motor rotational speed control arranged to adjust the rotational speed of the motor, said speed control connected to the control device.
40. Device according to claim 39, wherein the motor speed control comprises a frequency transformer.
41. Device according to claim 39, wherein the control device is provided with an algorithm using a function of the ambient temperature for calculating the required lowest air temperature and wherein the control device is arranged such that, in the second user mode, the cooling circuit is controlled by measuring the lowest air temperature and by comparing this measured lowest air temperature value to the required lowest air temperature value and by subsequently adjusting the rotational speed of the motor, so as to adjust the actual lowest air temperature to the calculated lowest air temperature.
42. Device according to claim 28, including a cooling fan arranged to cool the condenser, said fan being connected to the control device.
43. Device according to claim 42, wherein the measuring device includes a condenser temperature measuring arrangement.
44. Device according to claim 42, wherein the control device is arranged so that it controls the fan as a function of either or both the flow of gas to be dried flowing through the secondary part of the heat exchanger and the condenser temperature.
45. Device according to claim 28, wherein the compressor is bridged by means of a bypass having a bypass valve and an openingshut-off valve.
46. Device according to claim 45, wherein the openingshut-off valve is connected to the control device.
47. Device according to claim 45, wherein the control device is arranged so that the openingshut-off valve is opened when the vaporizer temperature is considerably lower than a directional value and is closed again when this set point is approached again.
48. Device according to claim 28, wherein the measuring device for the lowest air temperature is provided in the pipe for the gas to be dried, after the secondary part of the heat exchanger.
49. Device according to claim 28, wherein the control device is arranged such that, each time the motor is started, it will stay operational during a certain time interval.
50. Device according to claim 28, wherein the control device is arranged such that the number of times per hour that the motor is started is restricted.
51. Device according to claim 28, wherein the control device is arranged such that, each time the motor is started, the frequency during a certain time interval is kept constant.